39171748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1429}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 47314652

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1246, 1429, 1958, 2492, 2858, 3916, 5716, 6853, 10003, 13706, 15719, 20006, 27412, 31438, 40012, 62876, 110033, 127181, 220066, 254362, 440132, 508724, 890267, 1398991, 1780534, 2797982, 3561068, 5595964, 9792937, 19585874, 39171748]

約数ペア:

[(1, 39171748), (2, 19585874), (4, 9792937), (7, 5595964), (11, 3561068), (14, 2797982), (22, 1780534), (28, 1398991), (44, 890267), (77, 508724), (89, 440132), (154, 254362), (178, 220066), (308, 127181), (356, 110033), (623, 62876), (979, 40012), (1246, 31438), (1429, 27412), (1958, 20006), (2492, 15719), (2858, 13706), (3916, 10003), (5716, 6853)]